boat440 0 Posted October 4, 2016 I thought you might be interested in this article: The EcoHelmet is made entirely of cardboard, folds up accordion-style to about the size of a banana and is compact enough to fit in a laptop bag. Don't know if it could pass DOT/SNELL impact resistance testing for a future motorcycle application, but for an urban casual bicyclist, nice concept! http://www.foxnews.com/tech/2016/10/04/foldable-bike-helmet-offers-recyclable-protection.html Share this post Link to post Share on other sites